Analysis
- max time kernel
149s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
03/08/2026, 08:58
Static task
static1
Behavioral task
behavioral1
Sample
attachment20260803-750-ka19b1.xlsx
Resource
win10v2004-20260513-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
attachment20260803-750-ka19b1.xlsx
Resource
win11ltsc2024-20260709-en
5 signatures
150 seconds
General
- Target attachment20260803-750-ka19b1.xlsx
- Size 114KB
- Sample260803-kw5nesfa69
- SHA256 4fc50abe4214a380c881eb7b71ec71d2ee63a4ce87138e008dbe800a298df280
- MD5 bb6322859e1cc993ffe60eb2325d9495
- SHA1 7d6387b3c3748b33ea33d61963004fe4c601676a
- SHA512 72148e5dcc2d6a1d28e941a846cd9c700086bb8f3fe0f1460b88086eca7201982a0705db45d6667665ef6b643798bcf1b21223949a2d4f05052c03cdf08f79fb
- SSDEEP 1536:klYSVNHKTVOPDkU2EKA4HDSFHeEQHCr46pkwY9nA4USn9RcLHvs5dOF+RKwm+nuj:kxVNHKTVQYUkEQoYNJ90HvEkF+D/nH4n
- TLSH T17FB361988C7AA00DD0773FB49BB6A095E771F6A13F0E5E1B02AC74741EAEC39D781445
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10
Malware Config
Signatures
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4992 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\attachment20260803-750-ka19b1.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4992
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
- Size 5KB
- SHA256 da91e36bd1f1316ebb5c8f15bf797ca9c8e8c255c7674341997655048239f6a3
- MD5 9b4f27264086a5630e1ceb8ab5314973
- SHA1 372abfb4179901012d8e57e58685f08512325b95
- SHA512 1941baf5e83e09d8c30d0e1ede301c53fe4f5ed174329dd384309f90cef88018e06f6993c4ff654d8f703c46ad2856f537c9422785e7c980fd71a03b1bc8a4b6
- SSDEEP 96:DkRvziapxR9QoskoR7xC6RNxczQ97R5D36WFPW:A7ic9Psv7xnNSzQfBKUO
- TLSH T1A4B133411A9B6F1BE1384632673AF39DFB307D02DB59961E7B84101D2FB2C019A5DB2E
- MD5 SHA1 SHA512 SSDEEP TLSH